Fro the Wikipedia page [1]

The International Committee of Historical Sciences / Comité international des Sciences historiques (ICHS / CISH) is the international association of historical scholarship. It was established as a non-governmental organization in Geneva, Switzerland May 14, 1926. It is composed of national committees and international affiliated organizations devoted to research and to scholarly publication in all areas of historical study. There are currently 51 national committees and 30 international associations members of the CISH.

The website is [2].

Its main activity is the organisation of an international conference, the "International Congress of Historical Sciences". The last (22nd) took place in Jinan (China) in August 2015, the forthcoming (23rd) is planned in June 2020 in Poznan (Poland).